CN113575755A - Method and system for producing biological feed by using waste amino acid fermentation liquor - Google Patents

Method and system for producing biological feed by using waste amino acid fermentation liquor Download PDF

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CN113575755A
CN113575755A CN202111013886.XA CN202111013886A CN113575755A CN 113575755 A CN113575755 A CN 113575755A CN 202111013886 A CN202111013886 A CN 202111013886A CN 113575755 A CN113575755 A CN 113575755A
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amino acid
feed
fermentation
acid fermentation
waste
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詹仰
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Ningxia Yishengyuan Biological Co ltd
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Ningxia Yishengyuan Biological Co ltd
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    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K10/00—Animal feeding-stuffs
    • A23K10/10—Animal feeding-stuffs obtained by microbiological or biochemical processes
    • A23K10/12—Animal feeding-stuffs obtained by microbiological or biochemical processes by fermentation of natural products, e.g. of vegetable material, animal waste material or biomass
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K10/00—Animal feeding-stuffs
    • A23K10/30—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
    • A23N17/00—Apparatus specially adapted for preparing animal feeding-stuffs
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
    • A23N17/00—Apparatus specially adapted for preparing animal feeding-stuffs
    • A23N17/004—Apparatus specially adapted for preparing animal feeding-stuffs for treating by application of heat, e.g. by means of potato cookers
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
    • A23N17/00—Apparatus specially adapted for preparing animal feeding-stuffs
    • A23N17/007—Apparatus specially adapted for preparing animal feeding-stuffs for mixing feeding-stuff components
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    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M23/00—Constructional details, e.g. recesses, hinges
    • C12M23/34—Internal compartments or partitions
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M23/00—Constructional details, e.g. recesses, hinges
    • C12M23/58—Reaction vessels connected in series or in parallel
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
    • C12M27/02—Stirrer or mobile mixing elements
    • C12M27/06—Stirrer or mobile mixing elements with horizontal or inclined stirrer shaft or axis
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
    • C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
    • C12M41/18—Heat exchange systems, e.g. heat jackets or outer envelopes
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M47/00—Means for after-treatment of the produced biomass or of the fermentation or metabolic products, e.g. storage of biomass
    • C12M47/14—Drying
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/14—Fungi; Culture media therefor
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/14—Fungi; Culture media therefor
    • C12N1/16—Yeasts; Culture media therefor
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/20—Bacteria; Culture media therefor

Abstract

The application discloses a method for producing biological feed by waste amino acid fermentation liquor, which comprises the following steps: s1 pretreating the amino acid fermentation liquor, wherein the pretreatment comprises adding 5-6% of glucose into the amino acid fermentation liquor and adjusting the pH value to 6-6.5 to obtain a culture solution; s2, pretreating a basic bacterial liquid, wherein the pretreatment of the basic bacterial liquid comprises domestication treatment of 20% of bacillus subtilis, 10% of plant lactic acid bacteria, 60% of candida utilis and 10% of aspergillus oryzae; obtaining a bacterial liquid; s3 adding the bacterial liquid into the culture liquid and culturing for at least 72 hours to obtain basic bacterial liquid; s4 adding substrate in the basic bacterial liquid in a medium proportion, mixing uniformly, adding into a fermentation tank, fermenting for 3-5 days, keeping the temperature at 30-35 ℃ in the fermentation process, and obtaining the biological feed raw material with the oxygenation rate of more than 40%; s5 the raw material of the biological feed is dried and crushed to obtain the biological feed. The method solves the problems that the waste gas and liquid of the existing amino acid fermentation liquid can not be reused, waste is caused, and the waste gas and liquid are discharged into the environment to cause environmental pollution.

Description

Method and system for producing biological feed by using waste amino acid fermentation liquor
Technical Field
The application relates to the field of biological feed, in particular to a method and a system for producing biological feed by using waste amino acid fermentation liquor.
Background
Amino acid fermentation is to culture microbes in a culture medium with saccharides and ammonium salts as main raw materials to accumulate specific amino acids. Amino acid fermentation liquor is widely used as a freshener, a sweetening agent, a medicinal nutritional medicament, a therapeutic medicament and a detergent in the feed industry and the chemical industry in the food industry. At present, the amino acid fermentation industry produces waste water in the processes of saccharification, column flushing and ground flushing in the production process, and starch waste water and high-concentration waste water. The waste gas and liquid of the existing amino acid fermentation liquid can not be reused, which causes waste and environmental pollution when being discharged to the environment.
Therefore, the application provides a method for producing biological feed by using waste amino acid fermentation liquor and a system thereof, which solve the problems.
Disclosure of Invention
The application provides a method and a system for producing biological feed by using waste amino acid fermentation liquor, which solve the problems that waste gas and waste liquid of the existing amino acid fermentation liquor cannot be reused, waste is caused, and the waste gas and waste liquid are discharged into the environment to cause environmental pollution.
In order to solve the technical problem, the application provides a method for producing biological feed by using waste amino acid fermentation liquor, which is characterized by comprising the following steps:
s1, pretreating amino acid fermentation liquor, wherein the pretreatment comprises the steps of adding 5-6% of glucose into the amino acid fermentation liquor and adjusting the pH value to 6-6.5 to obtain a culture solution;
s2, pretreating a basic bacterial liquid, wherein the pretreatment of the basic bacterial liquid comprises domestication of 20% of bacillus subtilis, 10% of plant lactic acid bacteria, 60% of candida utilis and 10% of aspergillus oryzae; obtaining a bacterial liquid;
s3, adding the bacterial liquid into the culture liquid and culturing for at least 72 hours to obtain basic bacterial liquid;
s4 adding substrate in the basic bacterial liquid in a moderate proportion, mixing uniformly, adding into a fermentation tank, fermenting for 3-5 days, keeping the temperature at 30-35 ℃ in the fermentation process, and obtaining the biological feed raw material with the oxygenation rate of more than 40%;
s5, drying and crushing the biological feed raw material to obtain the biological feed.
Further, the temperature of the acclimatization treatment is kept at 30-35 ℃.
Further, the substrate is cotton dregs or corn protein feed or potato starch residues.
Further, in S1, the amount of glucose added is 5%.
Further, the incubation time in the S3 is 72 hours.
Further, the temperature during the fermentation in the S4 was 35 ℃.
A system for producing biological feed by using waste gas amino acid fermentation liquor comprises a vertical fermentation tank, wherein a first feed inlet and a second feed inlet are formed in the upper end of the vertical fermentation tank, a discharge outlet is formed in the bottom of the fermentation tank, a discharge pipe is connected onto the discharge outlet, the discharge pipe is connected with a horizontal mixer, a bacteria liquid inlet and a substrate inlet are formed in the upper end of the horizontal mixer, a stirring device is arranged at the left end of the horizontal mixer, a material mixing outlet is formed in the bottom of the horizontal mixer, a material mixing pipe is connected onto the material mixing outlet and connected with a fermentation chamber, 3-4 fermentation tanks are arranged in the fermentation chamber, and feed pipes are connected onto the fermentation tanks;
further comprising: the heating boiler is connected with a first fan, and the first fan is connected with the feed pipe and then connected with the cyclone dryer.
Further, agitating unit includes driving motor, the last puddler that is connected with of driving motor, the both sides of puddler are provided with the connecting rod, be provided with the coulter of triangle-shaped on the connecting rod.
Further, the quantity of fermentation vat is 3, and the inner wall of every fermentation chamber all is provided with rock wool, every the bottom of fermentation vat is provided with geothermol power.
Furthermore, the cyclone dryer comprises a main air inlet, a main air outlet and a main ash discharge port, and a plurality of cyclones are arranged in the cyclone dryer.
Compared with the prior art, the method for producing the biological feed by using the waste amino acid fermentation liquor provided by the application adds the glucose into the amino acid fermentation liquor to provide a carbon source required by the growth of the probiotics. The strain added into the fermentation liquor is domesticated, so that the survival rate of the strain is improved. The waste fermentation liquor is produced into the biological feed, so that the recycling is improved, and the environmental pollution is reduced.
The invention also provides a system for producing biological feed by using the waste gas amino acid fermentation liquor, wherein when in use, the vertical fermentation tank is used for carrying out fermentation treatment on the amino acid fermentation liquor and the bacterial liquid, the treated basic bacterial liquid is added into the horizontal mixer to be mixed with the substrate, and the mixture is fully stirred by the stirring device in the mixer. And adding the fully stirred raw materials into a fermentation chamber for fermentation. The boiler heats the air and heats the materials after mixing with the feed, the first fan introduces the heated feed into the cyclone drier, and the feed is separated from the wet air in the cyclone drier to complete the drying process. The dried feed is crushed and used as a biological feed. The system can produce the waste gas amino acid fermentation liquor into biological feed, improves the resource utilization rate, and avoids the pollution caused by directly discharging the waste gas amino acid fermentation liquor into the environment.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments are briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without making any inventive changes.
FIG. 1 is a process of producing a biological feed from a waste amino acid fermentation broth according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a system for producing waste amino acid fermentation broth according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a stirring apparatus according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a fermentation tank provided by the embodiment of the invention.
In the figure: the fermentation device comprises a vertical fermentation tank 1, a first feeding hole 11, a second feeding hole 12, a discharging hole 13, a discharging pipe 2, a horizontal mixing machine 3, a bacterial liquid inlet 31, a substrate inlet 32, a mixed material outlet 33, a mixed material pipe 4, a fermentation chamber 5, a fermentation pool 51, a feed pipe 52, a heating boiler 6, a first fan 7, a cyclone dryer 8, a driving motor 25, a stirring rod 36, a connecting rod 37, a 371 coulter, a total air inlet 81, a total air outlet 82, a total ash discharge port 83 and a cyclone cylinder 84.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
FIG. 1 is a process of producing a biological feed from a waste amino acid fermentation broth according to an embodiment of the present invention; FIG. 2 is a schematic diagram of a system for producing waste amino acid fermentation broth according to an embodiment of the present invention; FIG. 3 is a schematic structural diagram of a stirring apparatus according to an embodiment of the present invention; fig. 4 is a schematic structural diagram of a fermentation tank provided by the embodiment of the invention. FIG. 1 shows a method for producing biological feed by using waste amino acid fermentation liquor, which comprises the following steps:
s1 pretreating the amino acid fermentation liquor, wherein the pretreatment comprises adding 5-6% of glucose into the amino acid fermentation liquor and adjusting the pH value to 6-6.5 to obtain a culture solution;
s2, pretreating a basic bacterial liquid, wherein the pretreatment of the basic bacterial liquid comprises domestication treatment of 20% of bacillus subtilis, 10% of plant lactic acid bacteria, 60% of candida utilis and 10% of aspergillus oryzae; obtaining a bacterial liquid;
s3 adding the bacterial liquid into the culture liquid and culturing for at least 72 hours to obtain basic bacterial liquid;
s4 adding substrate in the basic bacterial liquid in a medium proportion, mixing uniformly, adding into a fermentation tank, fermenting for 3-5 days, keeping the temperature at 30-35 ℃ in the fermentation process, and obtaining the biological feed raw material with the oxygenation rate of more than 40%;
s5 the raw material of the biological feed is dried and crushed to obtain the biological feed.
Further, the temperature of the acclimatization treatment is maintained at 30-35 ℃.
Further, the substrate is cotton dregs or corn protein feed or potato starch residue.
Further, the amount of glucose added in S1 was 5%.
Further, the incubation time in S3 was 72 hours.
Further, the temperature during the fermentation in S4 was 35 ℃.
According to the method for producing the biological feed by using the waste amino acid fermentation liquor, glucose is added into the amino acid fermentation liquor to provide a carbon source required by growth of probiotics. The strain added into the fermentation liquor is domesticated, so that the survival rate of the strain is improved. The waste fermentation liquor is produced into the biological feed, so that the recycling is improved, and the environmental pollution is reduced.
The biological feed prepared by the method is adopted to carry out feeding tests, and the test process and the results are as follows:
the main purpose of the test is to verify the influence of the biological feed prepared by the method on the weight gain effect, the meat color, the fat content, the meat water power (weight loss), the apparent health condition, the excrement odor and the like of the beef cattle.
Materials and methods
Selecting experimental animals: simmental bull calf and culled cow
Experiment time: 6 to 11 months in 2019
Experimental animals and breeding management:
the test is carried out in a beef cattle professional breeding cooperative, and a whole circle of 108 healthy Siemens-Turkey bulls and 40 culled cows are selected, wherein the average weight of the bulls is 446 kg, the average weight of the cows is 614, and the breeding modes of separating the bulls and the cows and carrying out full plug feeding are adopted. Feeding for 2 times and drinking for 4 times every day. Biological feed is put into the whole group according to the weight percent of 1.2, 3 kilograms of silage are put into the cattle per day, and other materials are rice straws, corn stalks and the like (prepared into total mixed ration), and the cattle are expected to be in the actual period for 22 days and the cows are expected to be in the 15 days on the basis of the full feeding principle.
4. Weighing: and 5 bulls and 5 cows are respectively selected and weighed.
Analysis of results
Apparent performance:
firstly, the method comprises the following steps: feces: feces were significantly thickened, darkened, reduced in odor, no small undigested corn particles were seen, and 4 cattle with thin feces (148 total). The phenomenon shows that the beef cattle fed with the fermented feed can obviously improve the function of a digestive system, improve the digestion utilization rate of the feed and reduce the odor of excrement.
Secondly, the method comprises the following steps: the hair color of the cattle becomes bright and the mental state is good, and the feed intake of dry matters is increased by nearly 2 kilograms.
2. Results of weighing
Table one: bull body weight statistical table unit: tiankg
Numbering Body weight at early fruiting stage The weight of the pre-fruiting period is 22 days The weight of the test period is 60 days Weight for slaughtering
201905 449 478 601 787
201928 418 451 586 752
201917 434 465 603 779
201944 457 490 627 797
201985 474 503 635 802
Note: 446 kg of average body weight of the initial fruiting body, 477 kg of average body weight after the preliminary fruiting body is 22, 783 kg of average body weight when the animal is out of the fence, 22 days of the preliminary fruiting body, 141 days of the experimental period and 2.17 kg of average daily gain in the experimental period.
Table two: cow body weight statistical table unit: kilogram (kilogram)
Figure BDA0003239735900000061
Note: mean body weight 614 kg for initial experiments, mean body weight 634 after 15 days of pre-experiments, mean body weight 755 for out-of-the-column. The pre-fruiting period is 15 days, the experimental period is 65 days, and the average body weight of the experimental period is 1.86 kg.
From the analysis of the weighing result, the biological feed produced by the method has the effects of promoting the health of a cattle digestive system, improving the digestion, absorption and utilization of feed nutrients and improving the feed intake, thereby fully exerting the growth potential of beef cattle and greatly improving the weight gain of the beef cattle.
Slaughtering conditions: after slaughter, weighing and comparison, the cattle fed with the biological feed have more muscles by 20 kg and less fat by 20 kg than the cattle not fed with the fermented feed. The dressing percentage is 60.2 percent and 59 percent respectively, and the difference is 1.2 percent. The meat color is bright red, the fat is snow white, and after standing for 8 hours and weighing comparison, the weight loss of the meat which is not fed with the fermented feed is 5 percent more than that of the meat fed with the fermented feed.
The tests fully show that the biological feed produced by the waste amino acid fermentation liquor not only avoids resource waste, but also can play a role in increasing weight and improving nutritive value of animals.
As shown in fig. 2-4, the invention further provides a system for producing biological feed by using the waste gas amino acid fermentation broth, which comprises a vertical fermentation tank 1, wherein the upper end of the vertical fermentation tank 1 is provided with a first feed inlet 11 and a second feed inlet 12, the bottom of the vertical fermentation tank 1 is provided with a discharge outlet 13, the discharge outlet 13 is connected with a discharge pipe 2, the discharge pipe 2 is connected with a horizontal mixer 3, the upper end of the horizontal mixer 3 is provided with a bacterial liquid inlet 31 and a substrate inlet 32, the left end of the horizontal mixer 3 is provided with a stirring device, the bottom of the horizontal mixer 3 is provided with a mixing outlet 33, the mixing outlet 33 is connected with a mixing pipe 4, the mixing pipe 4 is connected with a fermentation chamber 5, the fermentation chamber 5 is provided with 3-4 fermentation tanks 51, and the fermentation tanks 51 are connected with feed pipes 52; further comprising: the heating boiler 6, the heating boiler 6 is connected with first fan 7, and first fan 7 is connected with feed pipe 52 back and is connected with cyclone dryer 8.
In detail, the first feed inlet 11 and the second feed inlet 12 arranged at the upper end of the vertical fermentation tank 1 are respectively used as the inlet of amino acid fermentation liquid and strain, and fermentation treatment is carried out in the vertical fermentation tank 1, wherein the vertical fermentation tank 1 can be used for adjusting the temperature and the PH. The discharging pipe 2 connected with the discharging port 13 is connected with the horizontal mixer 3, the fermentation liquor enters the horizontal mixer 3 from the bacterial liquid inlet 31, and a substrate, such as cottonseed meal or corn protein feed or potato starch residue, is added from the substrate inlet 32 in a ratio of 1: 1. Utilize agitating unit to stir, further, agitating unit includes driving motor 25, is connected with puddler 36 on the driving motor 35, and the both sides of puddler 36 are provided with connecting rod 37, are provided with triangle-shaped coulter 371 on the connecting rod 37. The plow blade 371 is provided to more fully agitate the mixture. The mixed materials enter a fermentation tank 51 in the fermentation chamber 5 from the mixing pipe 4. Further, the number of fermentation ponds 51 is 3, and the inner wall of every fermentation chamber 5 all is provided with rock wool, and the bottom of every fermentation pond 51 is provided with geothermol power. The fermentation treatment is performed again in the fermentation tank 51.
In detail, the feed pipe 52 is connected to the fermenting tank 51, air is heated to 60 ℃ by heat of the heating boiler 6, and the hot air is mixed with the feed in the feed pipe 52 by the first fan 7, and the feed is also heated when the hot air and the feed are mixed. The fodder is blown into the cyclone dryer 8 by the first fan 7, and further, the cyclone dryer 8 comprises a main air inlet 81, a main air outlet 82 and a main ash discharge outlet 83, and a plurality of cyclones 84 are arranged in the cyclone dryer 8. After entering from the main air inlet 81, the feed and air are separated from the wet air by the cyclone 84, and the wet air is discharged from the main air outlet 82. Dust is discharged from the main dust discharge port 83 and feed is discharged from a feed discharge port (not shown) of the cyclone dryer 8. It should be noted that the vertical fermentation tank 1, the cyclone dryer 8 and other devices are all automated through the existing structure, and will not be described in detail here. Meanwhile, the system realizes the transportation in the pipeline through a liquid pump and the like.
When the system for producing the biological feed by using the waste gas amino acid fermentation liquor is used, the amino acid fermentation liquor and the bacterial liquid are fermented by using the vertical fermentation tank, the treated basic bacterial liquid is added into the horizontal mixer to be mixed with the substrate, and the mixture is fully stirred by using the stirring device in the mixer. And adding the fully stirred raw materials into a fermentation chamber for fermentation. The boiler heats the air and heats the materials after mixing with the feed, the first fan introduces the heated feed into the cyclone drier, and the feed is separated from the wet air in the cyclone drier to complete the drying process. The dried feed is crushed and used as a biological feed. The system can produce the waste gas amino acid fermentation liquor into the biological feed, thereby improving the resource saving and avoiding the pollution caused by directly discharging the waste gas amino acid fermentation liquor into the environment.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice in the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The above-described embodiments of the present application do not limit the scope of the present application.

Claims (10)

1. A method for producing biological feed by using waste amino acid fermentation liquor is characterized by comprising the following steps:
s1, pretreating amino acid fermentation liquor, wherein the pretreatment comprises the steps of adding 5-6% of glucose into the amino acid fermentation liquor and adjusting the pH value to 6-6.5 to obtain a culture solution;
s2, pretreating a basic bacterial liquid, wherein the pretreatment of the basic bacterial liquid comprises domestication of 20% of bacillus subtilis, 10% of plant lactic acid bacteria, 60% of candida utilis and 10% of aspergillus oryzae; obtaining a bacterial liquid;
s3, adding the bacterial liquid into the culture liquid and culturing for at least 72 hours to obtain basic bacterial liquid;
s4 adding substrate in the basic bacterial liquid in a moderate proportion, mixing uniformly, adding into a fermentation tank, fermenting for 3-5 days, keeping the temperature at 30-35 ℃ in the fermentation process, and obtaining the biological feed raw material with the oxygenation rate of more than 40%;
s5, drying and crushing the biological feed raw material to obtain the biological feed.
2. The method for producing a biofeed from a waste amino acid fermentation broth according to claim 1, wherein the temperature of the acclimatization treatment is maintained at 30-35 ℃.
3. The method for producing the biological feed by using the waste amino acid fermentation liquor as claimed in claim 1, wherein the substrate is cottonseed meal, corn protein feed or potato starch residue.
4. The method for producing a bio-feed using a waste amino acid fermentation broth according to claim 1, wherein the glucose is added in an amount of 5% in the S1.
5. The method for producing biofeed from waste amino acid fermentation broth according to claim 1, wherein the incubation time in the S3 is 72 hours.
6. The method for producing bio-feed using waste amino acid fermentation broth according to claim 1, wherein the temperature during the fermentation in the S4 is 35 ℃.
7. The system for producing the biological feed by using the waste gas amino acid fermentation liquor is characterized by comprising a vertical fermentation tank, wherein a first feed inlet and a second feed inlet are formed in the upper end of the vertical fermentation tank, a discharge outlet is formed in the bottom of the fermentation tank, a discharge pipe is connected onto the discharge outlet, the discharge pipe is connected with a horizontal mixer, a bacterial liquid inlet and a substrate inlet are formed in the upper end of the horizontal mixer, a stirring device is arranged at the left end of the horizontal mixer, a mixed material outlet is formed in the bottom of the horizontal mixer, a mixed material pipe is connected onto the mixed material outlet and is connected with a fermentation chamber, 3-4 fermentation tanks are arranged in the fermentation chamber, and feed pipes are connected onto the fermentation tanks;
further comprising: the heating boiler is connected with a first fan, and the first fan is connected with the feed pipe and then connected with the cyclone dryer.
8. The system for producing the biological feed by using the waste gas amino acid fermentation liquor as claimed in claim 7, wherein the stirring device comprises a driving motor, a stirring rod is connected onto the driving motor, connecting rods are arranged on two sides of the stirring rod, and a triangular coulter is arranged on the connecting rods.
9. The system for producing biofeed by using waste gas amino acid fermentation broth according to claim 7, wherein the number of fermentation tanks is 3, rock wool is provided on the inner wall of each fermentation chamber, and geothermal heat is provided on the bottom of each fermentation tank.
10. The system for producing biological feed by using waste gas amino acid fermentation liquor as claimed in claim 7, wherein the cyclone dryer comprises a main gas inlet, a main gas outlet and a main ash outlet, and a plurality of cyclones are arranged in the cyclone dryer.
CN202111013886.XA 2021-08-31 2021-08-31 Method and system for producing biological feed by using waste amino acid fermentation liquor Pending CN113575755A (en)

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